The Switch,sensitive, cataloged under National Stock Number 5930-00-814-6902, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Satair A/s. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-00-814-6902 |
| Primary Part Number | 12HR4S |
| Item Name | Switch,sensitive |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Satair A/s |
| Status | ACTIVE |
| Inclosure Type | HERMETICALLY SEALED |
| Switch Actuator Quantity | 1 |
| Switch Actuating Force | 192.0 OUNCES MAXIMUM OZ |
| Switch Release Force | 80.0 OUNCES MAXIMUM OZ |
| Nominal Thread Size | 0.625 INCHES IN |
| Actuator Movement | 0.050 PRETRAVEL INCHES MAXIMUM AND 0.250 OVERTRAVEL INCHES MINIMUM AND 0.015 DIFFERENTIAL INCHES NOMINAL |
| Maximum Voltage Rating in Volts | 28.0 DC |
| Terminal Type and Quantity | 6 SCREW |
| Thread Series Designator | UNEF |
| Contact Load Current Rating at Maximum Rated Voltage | 5.000 AMPERES RESISTIVE DC |
| Hazardous Locations/environmental Protection | WATERTIGHT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 12HR4S | Satair A/s (DNK) |
| Reference | Meaning |
|---|---|
| 12HR4S | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-00-814-6902 is a Switch,sensitive, manufactured by Satair A/s, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-814-6902 has 1 manufacturer part number on file: 12HR4S (Satair A/s).
Key specifications for 12HR4S: Inclosure Type: HERMETICALLY SEALED; Switch Actuator Quantity: 1; Switch Actuating Force: 192.0 OUNCES MAXIMUM OZ; Switch Release Force: 80.0 OUNCES MAXIMUM OZ. 11 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.